a-ya aaaa aaac aaar aaca aacc aacr aacy aara aarc acaa acac acag acar acca accc accy acga acgr acr- acra acrc acrr acry agac agag agar agay agca agcc agcy agga aggy agra agya arac arag arar aray arc- arca arga argy arr- arra arrc arrg arrr arry ary- arya ayar ayay ayca ayra ayry ayya caaa caac cac- caca cacc cacr caga cagg cagr cagy cara carc carr cary cayr ccaa ccac ccag ccar ccca cccc ccga ccgc ccra ccrc ccrg cgac cgcc cgcg crac crag crar cray crca crcc crcr cry- crya cya- cyaa cyar cyc- cyca cycc cyra cyy- cyyc gaar gacy gaga gagg gara garg garr gary gaya gc-c gcaa gccc gcrg gggg grac gray grcc grrr gry- gyr- gyra raag rac- raca racc racy raga ragg rara rary raya rayr rcac rccc rcga rcgc rcrg rcyc rrrr yaar yacc yacy yaga yara yarr yary yaya yccc yyyy